| UTR Pro Tennis Series Zadar | 2021/11/20 09:00 | Martin Dimitrov v Robert Rumler | 2-6,4-4 |
| UTR Pro Tennis Series Zadar | 2021/11/19 12:00 | Alen Bill v Martin Dimitrov | 7-5,3-6,5-6 |
| UTR Pro Tennis Series Zadar | 2021/11/18 14:30 | Drazen Petrovic v Martin Dimitrov | 6-4,6-4 |
| UTR Pro Tennis Series Zadar | 2021/11/16 09:00 | Myroslav Bondar v Martin Dimitrov | 1-6,4-6 |
| UTR Pro Tennis Series Zadar | 2021/11/15 09:00 | Martin Dimitrov v Dorian Vasung | 6-3,0-0 |
| UTR Pro Tennis Series Brasov | 2021/10/30 11:00 | Martin Dimitrov v Dragos Constantin Ignat | 1-6,2-5 |
| UTR Pro Tennis Series Brasov | 2021/10/29 10:00 | Tudor Vlad Vasilache v Martin Dimitrov | 1-6,1-6 |
| UTR Pro Tennis Series Brasov | 2021/10/28 07:00 | Yurii Dzhavakian v Martin Dimitrov | 6-2,5-2 |
| UTR Pro Tennis Series California | 2021/11/20 17:30 | Maciej Rajski v Alex Michelsen | 5-7,4-6 |
| UTR Pro Tennis Series California | 2021/11/19 16:00 | Maciej Rajski v Zdenek Derkas | 6-7,6-2,7-5 |
| UTR Pro Tennis Series California | 2021/11/17 16:00 | Maciej Rajski v Diogo F Tinoco | 6-1,5-0 |
| UTR Pro Tennis Series California | 2021/11/16 17:30 | Maciej Rajski v Suraj Prabodh | 6-1,6-2 |
| UTR Pro Tennis Series California | 2021/11/15 22:20 | Jean Baptiste Badon v Maciej Rajski | 5-7,2-6 |
| UTR Pro Tennis Series California | 2021/11/14 16:00 | Maciej Rajski v Patrick Zahraj | 6-3,7-5 |
| UTR Pro Tennis Series California | 2021/11/13 19:00 | Maciej Rajski v Ray Lo | 6-2,5-1 |
| UTR Pro Tennis Series California | 2021/11/12 16:00 | Maciej Rajski v William Peters | 6-0,5-7,6-1 |